John William Anderson, M.D.
NPI 1891043147ActiveIndividual· Ophthalmology· Houston, TX
Ophthalmology (M.D.) in Houston, Texas, trained at University of Texas Medical School at Houston (class of 2010). In 2024 Medicare paid $59,556 for 253 patients, and Part D covered 768 of their prescriptions, 58% of them generic. Oyster Point Pharma, Inc. reported $31.40 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1891043147 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Aug 16, 2012 |
| Last updated in NPPES | Jun 19, 2025 |
| Certified by provider | Jun 19, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Ophthalmology Primary | 207W00000X | P8212 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Ophthalmology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 253 |
|---|---|
| Services billed | 724 across 29 procedure codes |
| Paid by Medicare | $59,556 |
Part D prescriptions in 2024
| Prescriptions (claims) | 768 · 1,262 30-day fills |
|---|---|
| Patients | 139 |
| Total drug cost | $82,643 |
| Generic share | 58% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Ophthalmology |
Industry payments (Open Payments)
- 2025$31.40 · 1 payment from 1 company
- 2024$130.26 · 4 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Oyster Point Pharma, Inc. | $31.40 | 1 |
What the 2025 payments were for
- Food and Beverage$31.40 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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